Collins, James
A history of modern European philosophy
Bruce Publishing, 1954
 Buku Teks SO
Agrarian condition in modern European history
edited by Charles K. Warner
Macmillan, 1966
 Buku Teks SO
Agrarian conditions in modern European history
edited by Charles K. Warner
Macmillan, 1966
 Buku Teks SO
Welch, David
Modern European history 1871-1975: a documentary reader
Heinemann, 1994
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Shotwell, James T.
Government of continental Europe : published for the United State Armed Forces James T. Shotwell
New York, N.Y. MacMillan Co. 1940,
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